# python/model/user.py

from python.extensions import db
from flask_login import UserMixin
from werkzeug.security import generate_password_hash, check_password_hash

class User(UserMixin, db.Model):
    __tablename__ = 'user'

    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(64), unique=True, nullable=False)
    email = db.Column(db.String(120), unique=True, nullable=False)
    password_hash = db.Column(db.String(128), nullable=False)

    def set_password(self, password):
        """设置密码，存储哈希值"""
        self.password_hash = generate_password_hash(password)

    def check_password(self, password):
        """验证密码是否正确"""
        return check_password_hash(self.password_hash, password)

    def __repr__(self):
        return f'<User {self.username}>'
